UNAME(3) NetBSD Library Functions Manual UNAME(3)
NAMEuname -- get system identification
LIBRARY
Standard C Library (libc, -lc)
SYNOPSIS#include <sys/utsname.h>intuname(struct utsname *name);
DESCRIPTION
The uname() function stores nul-terminated strings of information identi-
fying the current system into the structure referenced by name.
The utsname structure is defined in the <sys/utsname.h> header file, and
contains the following members:
sysname Name of the operating system implementation. Equiva-
lent to the sysctl(7)kern.ostype variable.
nodename Network name of this machine. Equivalent to the
sysctl(7)kern.hostname variable.
release Release level of the operating system. Equivalent to
the sysctl(7)kern.osrelease variable.
version Version level of the operating system. Equivalent to
the sysctl(7)kern.version variable, except that very
long values are truncated, and newlines are converted
to spaces.
machine Machine hardware platform. Equivalent to the
sysctl(7)hw.machine variable.
RETURN VALUES
If uname is successful, 0 is returned, otherwise, -1 is returned and
errno is set appropriately.
ERRORS
The uname() function may fail and set errno for any of the errors speci-
fied for the library functions sysctl(3).
SEE ALSOuname(1), sysctl(3)STANDARDS
The uname() function conforms to ISO/IEC 9945-1:1990 (``POSIX.1'').
HISTORY
The uname function first appeared in 4.4BSD.
NetBSD 8.0 June 14, 2014 NetBSD 8.0

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